I like YW-Mod75’s “bare unbridled bizui talmidei chachamim.”
Saying “This is the Torah you teach?” is considered a bizui.
Calling someone evil? Nah, that’s OK.
You are mistranslating the letter, and ignoring parts. Which is not intellectually honest of you, considering it is translated above.
And the comparison is not relevant. This is outrageous even if he was wrong.